David Pattyn / Common starling (Sturnus vulgaris) murmuration in between high voltage powerlines and electricity pylons, The Netherlands, Europe. February.

David Pattyn / Common starling (Sturnus vulgaris) murmuration in between high voltage powerlines and electricity pylons, The Netherlands, Europe. February.

Oriol Alamany / Strombolian eruption of Cumbre Vieja volcano, La Palma, Canary Islands, September 2021.

Oriol Alamany / Trees silhouetted against erupting Cumbre Vieja volcano at night, La Palma, Canary Islands, September 2021

Oriol Alamany / Cumbre Vieja volcano erupting at night, La Palma, Canary Islands, September 2021.

Eduardo Blanco / Close up lava from volcanic eruption, Cumbre Vieja Volcano, La Palma, Canary Islands. September 2021

Eduardo Blanco / Volcanic eruption, Cumbre Vieja Volcano, La Palma,Canary Islands. September 2021.

Eduardo Blanco / Volcanic eruption, Cumbre Vieja Volcano, La Palma, Canary Islands. September 2021

Inaki Relanzon / Aurora borealis, Jokulsarlon glacier lake, Iceland

Orsolya Haarberg / Sun pillar (optical phenomenon) that appears against the setting sun in light snow. Sognefjellet, Norway. April.

Stefan Christmann / Landscape of Emperor penguin (Aptenodytes forsteri) habitat with sun halo, Atka Bay, Queen Maud Land, Antarctica. October

Mark MacEwen / Firefly squid (Watasenia scintillans) close to beach during mating season. Toyama Bay, Japan.

Mark MacEwen / Japanese firefly (Luciola cruciata) light trails at night above stream in rural Japan. June.

Steven Kazlowski / Photographer in front of Northern lights / Aurora borealis glowing brightly over the frozen eastern Beaufort Sea, Arctic National Wildlife Refuge, Alaska Model released.

Floris van Breugel / Aurora Borealis over yellow tent lit from within and mountainous scenery, Arrigetch Peaks, Gates of the Arctic National Park, Brooks Range, Alaska, USA, August 2014.

Floris van Breugel / Aurora borealis / Northern Lights seen from entrance to tent, Brooks Range, Gates of the Arctic National Park, Alaska, USA, September 2014.

Bryan and Cherry Alexander / Sundogs (parhelia / parhelai) behind a 'Christmas tree' (valve assembly) in the South Tambey Gas Field, Yamal Peninsula, Siberia, Russia. February 2014.

Mark Taylor / Sliding Stone or Moving Rock of Racetrack Playa, Death Valley, California, USA

Inaki Relanzon / Volcanic eruption, Eyjafjallajokull, near the Myrdalsjokull glacier, South Iceland, april 2010.

Inaki Relanzon / Volcanic eruption, Eyjafjallajokull, near the Myrdalsjokull glacier, South Iceland, april 2010.

Jorma Luhta / Aurora borealis colours in night sky, northern Finland, March

Jorma Luhta / Cross country skier and aurora borealis colours in night sky, northern Finland, winter

Jorma Luhta / Moving belt of aurora borealis colours in night sky. Lapland, northern Finland, winter

Jorma Luhta / Aurora borealis colours in midnight sky, northern Finland, April

Jorma Luhta / Aurora borealis corona colours in night sky, Lapland, northern Finland, winter

Jorma Luhta / Aurora borealis storm colours in night sky, northern Finland, winter

Jorma Luhta / Aurora borealis storm colours in night sky, northern Finland, February 2002, winter

Jorma Luhta / Aurora borealis colours in night sky, northern Finland, winter

Jorma Luhta / Aurora borealis colours in night sky over lake, northern Finland

Jorma Luhta / Aurora borealis colours in night sky over lake, northern Finland (nr Arctic circle), October 2002. Auroras also occur in the southern hemisphere where they are know as Aurora australis.

Jorma Luhta / Aurora borealis colours in night sky over lake, northern Finland, October 2002

Jorma Luhta / Aurora borealis colours in night sky, northern Finland, winter

Jorma Luhta / Aurora borealis lights in night sky and full moon. Northern Finland, January, winter 2002

Jorma Luhta / Person watching Aurora borealis colours in night sky, northern Finland, winter

Jorma Luhta / Aurora borealis colours, moon and Jupiter in night sky, northern Finland, winter 2002

Jorma Luhta / Aurora borealis bow in moonlit night sky, northern Finland, January, winter 2002

Jorma Luhta / Green aurora borealis colours in night sky, Lapland, northern Finland, winter. Greeen is the most commonly seen colour in Auroras.

Jorma Luhta / Aurora borealis storm showing blue corona in night sky, northern Finland.

Jorma Luhta / Aurora borealis colours in night sky, northern Finland, September 2001. Red corona at beginning of storm

Jorma Luhta / Aurora borealis colours in night sky showing corona, northern Finland, winter

Jorma Luhta / Aurora borealis bow prior to storm. Northern Finland, winter 2002

Jorma Luhta / Aurora borealis bow indicating approaching borealis storm. Northern Finland, winter 2002

Juergen Freund / Siau volcano erupting with moon behind, N Sulawesi, Indonesia

Eduardo Blanco / Vast swarm of Mayfly (Ephoron virgo) emerging at the end of summer, caught in cars headlights at night, Tudela, Navarra, Spain, 4 August 2022.

Eduardo Blanco / Car driving over bridge at night through vast swarm of Mayfly (Ephoron virgo) emerging at the end of summer, Tudela, Navarra, Spain. 4 August 2022.

Eduardo Blanco / Car driving over bridge at night through vast swarm of Mayfly (Ephoron virgo) emerging at the end of summer, Tudela, Navarra, Spain. 4 August 2022.

Alex Mustard / Dense growth of Bootlace seaweed (Chorda filum) in shallow water in summer, Kimmeridge, Dorset, England, UK, English Channel. July.

Lewis Jefferies / Sunrays penetrating a Seagrass meadow (Zostera Marina) Helford River, Falmouth, Cornwall, UK. April.